Meta tags in simple terms
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The META tag, commonly referred to as the tag, is an important HTML tag in the source code of an HTML web page. The META tag is used to describe the properties of an HTML web page document, such as author, date and time, web page description, keywords, page refresh, etc. 1. Viewport XML/HTML CodeCopy content to clipboard
(1) width controls the size of the viewport. You can specify a value, such as 640 or a special value; device-width is the width of the device (in pixels of CSS scaled to 100%); (2) initial-scale: the initial zoom ratio when the page is first loaded; (3) maximum-scale: the maximum scale to which the user is allowed to zoom, ranging from 0 to 10.0; (4) minimum-scale: The minimum scale to which the user is allowed to zoom, ranging from 0 to 10.0; (5) user-scalable: Whether the user can manually scale. The value can be: yes or true to allow the user to scale; no or false to not allow the user to scale. 2. content="IE=edge" XML/HTML CodeCopy content to clipboard
X-UA-Compatible is a proprietary <meta> attribute of IE8, which tells IE8 which IE version to use to render the web page, and is used in the <head> tag of HTML; IE=edge, if the system has IE8 or above installed, the highest version of IE will be used for rendering; otherwise, this setting can be ignored. 3. Renderer Specifies how dual-core browsers render pages by default. webkit default webkit kernel; ie-comp default IE compatibility mode; ie-stand default IE standards mode; The writing of webkit|ie-comp|ie-stand is based on the priority of the order. If it is not supported, it will go down. The browser will select the rendering kernel it has to process the current web page in order from left to right. Currently supported browsers include: 360 4. apple-mobile-web-app-title XML/HTML CodeCopy content to clipboard
The default name when sending to the screen 5. format-detection XML/HTML CodeCopy content to clipboard
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